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sendcoinsdialog.cpp
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// Copyright (c) 2011-2020 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#if defined(HAVE_CONFIG_H)
#include <config/bitcoin-config.h>
#endif
#include <qt/sendcoinsdialog.h>
#include <qt/forms/ui_sendcoinsdialog.h>
#include <qt/addresstablemodel.h>
#include <qt/bitcoinunits.h>
#include <qt/clientmodel.h>
#include <qt/coincontroldialog.h>
#include <qt/guiutil.h>
#include <qt/optionsmodel.h>
#include <qt/platformstyle.h>
#include <qt/sendcoinsentry.h>
#include <chainparams.h>
#include <interfaces/node.h>
#include <key_io.h>
#include <node/ui_interface.h>
#include <policy/fees.h>
#include <txmempool.h>
#include <wallet/coincontrol.h>
#include <wallet/fees.h>
#include <wallet/wallet.h>
#include <validation.h>
#include <QFontMetrics>
#include <QScrollBar>
#include <QSettings>
#include <QTextDocument>
#include <QApplication>
#include <anon.h>
#include <wallet/hdwallet.h>
#include <univalue.h>
#include <util/fees.h>
static const std::array<int, 9> confTargets = { {2, 4, 6, 12, 24, 48, 144, 504, 1008} };
int getConfTargetForIndex(int index) {
if (index+1 > static_cast<int>(confTargets.size())) {
return confTargets.back();
}
if (index < 0) {
return confTargets[0];
}
return confTargets[index];
}
int getIndexForConfTarget(int target) {
for (unsigned int i = 0; i < confTargets.size(); i++) {
if (confTargets[i] >= target) {
return i;
}
}
return confTargets.size() - 1;
}
SendCoinsDialog::SendCoinsDialog(const PlatformStyle *_platformStyle, QWidget *parent) :
QDialog(parent),
ui(new Ui::SendCoinsDialog),
clientModel(nullptr),
model(nullptr),
m_coin_control(new CCoinControl),
fNewRecipientAllowed(true),
fFeeMinimized(true),
platformStyle(_platformStyle)
{
ui->setupUi(this);
if (!_platformStyle->getImagesOnButtons()) {
ui->addButton->setIcon(QIcon());
ui->clearButton->setIcon(QIcon());
ui->sendButton->setIcon(QIcon());
} else {
ui->addButton->setIcon(_platformStyle->SingleColorIcon(":/icons/add"));
ui->addButtonCS->setIcon(_platformStyle->SingleColorIcon(":/icons/add"));
ui->clearButton->setIcon(_platformStyle->SingleColorIcon(":/icons/remove"));
ui->sendButton->setIcon(_platformStyle->SingleColorIcon(":/icons/send"));
}
GUIUtil::setupAddressWidget(ui->lineEditCoinControlChange, this);
addEntry();
connect(ui->addButton, &QPushButton::clicked, this, &SendCoinsDialog::addEntry);
connect(ui->addButtonCS, &QPushButton::clicked, this, &SendCoinsDialog::addEntryCS);
connect(ui->clearButton, &QPushButton::clicked, this, &SendCoinsDialog::clear);
// Coin Control
connect(ui->pushButtonCoinControl, &QPushButton::clicked, this, &SendCoinsDialog::coinControlButtonClicked);
connect(ui->checkBoxCoinControlChange, &QCheckBox::stateChanged, this, &SendCoinsDialog::coinControlChangeChecked);
connect(ui->lineEditCoinControlChange, &QValidatedLineEdit::textEdited, this, &SendCoinsDialog::coinControlChangeEdited);
// Coin Control: clipboard actions
QAction *clipboardQuantityAction = new QAction(tr("Copy quantity"), this);
QAction *clipboardAmountAction = new QAction(tr("Copy amount"), this);
QAction *clipboardFeeAction = new QAction(tr("Copy fee"), this);
QAction *clipboardAfterFeeAction = new QAction(tr("Copy after fee"), this);
QAction *clipboardBytesAction = new QAction(tr("Copy bytes"), this);
QAction *clipboardLowOutputAction = new QAction(tr("Copy dust"), this);
QAction *clipboardChangeAction = new QAction(tr("Copy change"), this);
connect(clipboardQuantityAction, &QAction::triggered, this, &SendCoinsDialog::coinControlClipboardQuantity);
connect(clipboardAmountAction, &QAction::triggered, this, &SendCoinsDialog::coinControlClipboardAmount);
connect(clipboardFeeAction, &QAction::triggered, this, &SendCoinsDialog::coinControlClipboardFee);
connect(clipboardAfterFeeAction, &QAction::triggered, this, &SendCoinsDialog::coinControlClipboardAfterFee);
connect(clipboardBytesAction, &QAction::triggered, this, &SendCoinsDialog::coinControlClipboardBytes);
connect(clipboardLowOutputAction, &QAction::triggered, this, &SendCoinsDialog::coinControlClipboardLowOutput);
connect(clipboardChangeAction, &QAction::triggered, this, &SendCoinsDialog::coinControlClipboardChange);
connect(ui->cbxTypeFrom, static_cast<void (QComboBox::*)(int)>(&QComboBox::currentIndexChanged), this, &SendCoinsDialog::cbxTypeFromChanged);
ui->labelCoinControlQuantity->addAction(clipboardQuantityAction);
ui->labelCoinControlAmount->addAction(clipboardAmountAction);
ui->labelCoinControlFee->addAction(clipboardFeeAction);
ui->labelCoinControlAfterFee->addAction(clipboardAfterFeeAction);
ui->labelCoinControlBytes->addAction(clipboardBytesAction);
ui->labelCoinControlLowOutput->addAction(clipboardLowOutputAction);
ui->labelCoinControlChange->addAction(clipboardChangeAction);
// init transaction fee section
QSettings settings;
if (!settings.contains("fFeeSectionMinimized"))
settings.setValue("fFeeSectionMinimized", true);
if (!settings.contains("nFeeRadio") && settings.contains("nTransactionFee") && settings.value("nTransactionFee").toLongLong() > 0) // compatibility
settings.setValue("nFeeRadio", 1); // custom
if (!settings.contains("nFeeRadio"))
settings.setValue("nFeeRadio", 0); // recommended
if (!settings.contains("nSmartFeeSliderPosition"))
settings.setValue("nSmartFeeSliderPosition", 0);
if (!settings.contains("nTransactionFee"))
settings.setValue("nTransactionFee", (qint64)DEFAULT_PAY_TX_FEE);
ui->groupFee->setId(ui->radioSmartFee, 0);
ui->groupFee->setId(ui->radioCustomFee, 1);
ui->groupFee->button((int)std::max(0, std::min(1, settings.value("nFeeRadio").toInt())))->setChecked(true);
ui->customFee->SetAllowEmpty(false);
ui->customFee->setValue(settings.value("nTransactionFee").toLongLong());
minimizeFeeSection(settings.value("fFeeSectionMinimized").toBool());
if (!settings.contains("nRingSize")) {
settings.setValue("nRingSize", (int)DEFAULT_RING_SIZE);
}
if (!settings.contains("nInputsPerMLSAG")) {
settings.setValue("nInputsPerMLSAG", (int)DEFAULT_INPUTS_PER_SIG);
}
ui->spinRingSize->setValue(settings.value("nRingSize").toInt());
ui->spinMaxInputs->setValue(settings.value("nInputsPerMLSAG").toInt());
}
void SendCoinsDialog::setClientModel(ClientModel *_clientModel)
{
this->clientModel = _clientModel;
if (_clientModel) {
connect(_clientModel, &ClientModel::numBlocksChanged, this, &SendCoinsDialog::updateNumberOfBlocks);
}
}
void SendCoinsDialog::setModel(WalletModel *_model)
{
this->model = _model;
if(_model && _model->getOptionsModel())
{
for(int i = 0; i < ui->entries->count(); ++i)
{
SendCoinsEntry *entry = qobject_cast<SendCoinsEntry*>(ui->entries->itemAt(i)->widget());
if(entry)
{
entry->setModel(_model);
}
}
interfaces::WalletBalances balances = _model->wallet().getBalances();
setBalance(balances);
connect(_model, &WalletModel::balanceChanged, this, &SendCoinsDialog::setBalance);
connect(_model->getOptionsModel(), &OptionsModel::displayUnitChanged, this, &SendCoinsDialog::updateDisplayUnit);
updateDisplayUnit();
// Coin Control
connect(_model->getOptionsModel(), &OptionsModel::displayUnitChanged, this, &SendCoinsDialog::coinControlUpdateLabels);
connect(_model->getOptionsModel(), &OptionsModel::coinControlFeaturesChanged, this, &SendCoinsDialog::coinControlFeatureChanged);
ui->frameCoinControl->setVisible(_model->getOptionsModel()->getCoinControlFeatures());
coinControlUpdateLabels();
// fee section
for (const int n : confTargets) {
ui->confTargetSelector->addItem(tr("%1 (%2 blocks)").arg(GUIUtil::formatNiceTimeOffset(n*Params().GetConsensus().nPowTargetSpacing)).arg(n));
}
connect(ui->confTargetSelector, static_cast<void (QComboBox::*)(int)>(&QComboBox::currentIndexChanged), this, &SendCoinsDialog::updateSmartFeeLabel);
connect(ui->confTargetSelector, static_cast<void (QComboBox::*)(int)>(&QComboBox::currentIndexChanged), this, &SendCoinsDialog::coinControlUpdateLabels);
connect(ui->groupFee, static_cast<void (QButtonGroup::*)(int)>(&QButtonGroup::buttonClicked), this, &SendCoinsDialog::updateFeeSectionControls);
connect(ui->groupFee, static_cast<void (QButtonGroup::*)(int)>(&QButtonGroup::buttonClicked), this, &SendCoinsDialog::coinControlUpdateLabels);
connect(ui->customFee, &BitcoinAmountField::valueChanged, this, &SendCoinsDialog::coinControlUpdateLabels);
connect(ui->optInRBF, &QCheckBox::stateChanged, this, &SendCoinsDialog::updateSmartFeeLabel);
connect(ui->optInRBF, &QCheckBox::stateChanged, this, &SendCoinsDialog::coinControlUpdateLabels);
CAmount requiredFee = model->wallet().getRequiredFee(1000);
ui->customFee->SetMinValue(requiredFee);
if (ui->customFee->value() < requiredFee) {
ui->customFee->setValue(requiredFee);
}
ui->customFee->setSingleStep(requiredFee);
updateFeeSectionControls();
updateSmartFeeLabel();
// set default rbf checkbox state
ui->optInRBF->setCheckState(Qt::Checked);
if (model->wallet().privateKeysDisabled()) {
ui->sendButton->setText(tr("Cr&eate Unsigned"));
ui->sendButton->setToolTip(tr("Creates a Partially Signed Bitcoin Transaction (PSBT) for use with e.g. an offline %1 wallet, or a PSBT-compatible hardware wallet.").arg(PACKAGE_NAME));
}
// set the smartfee-sliders default value (wallets default conf.target or last stored value)
QSettings settings;
if (settings.value("nSmartFeeSliderPosition").toInt() != 0) {
// migrate nSmartFeeSliderPosition to nConfTarget
// nConfTarget is available since 0.15 (replaced nSmartFeeSliderPosition)
int nConfirmTarget = 25 - settings.value("nSmartFeeSliderPosition").toInt(); // 25 == old slider range
settings.setValue("nConfTarget", nConfirmTarget);
settings.remove("nSmartFeeSliderPosition");
}
if (settings.value("nConfTarget").toInt() == 0)
ui->confTargetSelector->setCurrentIndex(getIndexForConfTarget(model->wallet().getConfirmTarget()));
else
ui->confTargetSelector->setCurrentIndex(getIndexForConfTarget(settings.value("nConfTarget").toInt()));
}
if (_model) {
if (_model->isHardwareLinkedWallet()) {
ui->cbxTypeFrom->setCurrentIndex(ui->cbxTypeFrom->findText("Part"));
ui->cbxTypeTo->setCurrentIndex(ui->cbxTypeTo->findText("Part"));
ui->cbxTypeFrom->setEnabled(false);
ui->cbxTypeTo->setEnabled(false);
} else {
ui->cbxTypeFrom->setEnabled(true);
ui->cbxTypeTo->setEnabled(true);
}
}
}
SendCoinsDialog::~SendCoinsDialog()
{
QSettings settings;
settings.setValue("fFeeSectionMinimized", fFeeMinimized);
settings.setValue("nFeeRadio", ui->groupFee->checkedId());
settings.setValue("nConfTarget", getConfTargetForIndex(ui->confTargetSelector->currentIndex()));
settings.setValue("nTransactionFee", (qint64)ui->customFee->value());
settings.setValue("nRingSize", ui->spinRingSize->value());
settings.setValue("nInputsPerMLSAG", ui->spinMaxInputs->value());
delete ui;
}
bool SendCoinsDialog::PrepareSendText(QString& question_string, QString& informative_text, QString& detailed_text, QString& sCommand, QString& sCoinControl)
{
QList<SendCoinsRecipient> recipients;
bool valid = true;
for(int i = 0; i < ui->entries->count(); ++i)
{
SendCoinsEntry *entry = qobject_cast<SendCoinsEntry*>(ui->entries->itemAt(i)->widget());
if(entry)
{
if(entry->validate(model->node()))
{
recipients.append(entry->getValue());
}
else if (valid)
{
ui->scrollArea->ensureWidgetVisible(entry);
valid = false;
}
}
}
if(!valid || recipients.isEmpty())
{
return false;
}
// Prepare transaction for getting txFee earlier
m_current_transaction = MakeUnique<WalletModelTransaction>(recipients);
WalletModel::SendCoinsReturn prepareStatus;
updateCoinControlState(*m_coin_control);
prepareStatus = model->prepareTransaction(*m_current_transaction, *m_coin_control);
if (prepareStatus.status != WalletModel::OK)
{
// process prepareStatus and on error generate message shown to user
processSendCoinsReturn(prepareStatus.status, BitcoinUnits::formatWithUnit(model->getOptionsModel()->getDisplayUnit(), m_current_transaction->getTransactionFee()));
fNewRecipientAllowed = true;
return false;
};
sCommand = "sendtypeto ";
// TODO: Translations?
QString sTypeFrom = ui->cbxTypeFrom->currentText();
QString sTypeTo = ui->cbxTypeTo->currentText();
sCommand += sTypeFrom.toLower() + " ";
sCommand += sTypeTo.toLower();
sCommand += " [";
int nRecipient = 0;
for (const auto &rcp : m_current_transaction->getRecipients()) {
if (nRecipient > 0)
sCommand += ",";
if (rcp.m_coldstake) {
QString build_script = "buildscript {\"recipe\":\"ifcoinstake\",\"addrstake\":\""
+ rcp.stake_address + "\",\"addrspend\":\"" + rcp.spend_address + "\"}";
UniValue rv;
if (!model->tryCallRpc(build_script, rv)) {
return false;
}
sCommand += "{\"address\":\"script\"";
sCommand += ",\"script\":\"" + QString::fromStdString(rv["hex"].get_str()) + "\"";
} else {
sCommand += "{\"address\":\"" + rcp.address + "\"";
}
sCommand += ",\"amount\":"
+ BitcoinUnits::format(BitcoinUnits::BTC, rcp.amount, false, BitcoinUnits::SeparatorStyle::NEVER);
if (rcp.fSubtractFeeFromAmount)
sCommand += ",\"subfee\":true";
if (!rcp.narration.isEmpty())
sCommand += ",\"narr\":\"" + GUIUtil::particl::escapeQString(GUIUtil::particl::escapeQString(rcp.narration)) + "\"";
sCommand += "}";
nRecipient++;
}
int nRingSize = ui->spinRingSize->value();
int nMaxInputs = ui->spinMaxInputs->value();
sCommand += "] \"\" \"\" "+QString::number(nRingSize)+" "+QString::number(nMaxInputs);
sCoinControl = " {";
sCoinControl += "\"replaceable\":" + QString::fromUtf8((ui->optInRBF->isChecked() ? "true" : "false"));
if (m_coin_control->m_feerate) {
sCoinControl += ",\"feeRate\":" + QString::fromStdString(m_coin_control->m_feerate->ToStringShort());
} else {
std::string sFeeMode;
if (StringFromFeeMode(m_coin_control->m_fee_mode, sFeeMode))
sCoinControl += ",\"estimate_mode\":\"" + QString::fromStdString(sFeeMode) +"\"";
if (m_coin_control->m_confirm_target)
sCoinControl += ",\"conf_target\":" + QString::number(*m_coin_control->m_confirm_target);
}
if (!boost::get<CNoDestination>(&m_coin_control->destChange)) {
sCoinControl += ",\"changeaddress\":\""+QString::fromStdString(EncodeDestination(m_coin_control->destChange))+"\"";
}
if (m_coin_control->NumSelected() > 0) {
sCoinControl += ",\"inputs\":[";
bool fNeedCommaInputs = false;
for (const auto &op : m_coin_control->setSelected) {
sCoinControl += fNeedCommaInputs ? ",{" : "{";
sCoinControl += "\"tx\":\"" + QString::fromStdString(op.hash.ToString()) + "\"";
sCoinControl += ",\"n\":" + QString::number(op.n);
sCoinControl += "}";
fNeedCommaInputs = true;
}
sCoinControl += "]";
}
sCoinControl += "} ";
UniValue rv;
QString sGetFeeCommand = sCommand + " true" + sCoinControl;
if (!model->tryCallRpc(sGetFeeCommand, rv)) {
return false;
}
double rFee = rv["fee"].get_real();
bool fSubbedFee = rv["outputs_fee"].size() > 0 ? true : false;
size_t nBytes = rv["bytes"].get_int64();
bool fNeedHWDevice = rv["need_hwdevice"].get_bool();
CAmount txFee = rFee * COIN;
// Format confirmation message
QStringList formatted;
for (const auto &rcp : m_current_transaction->getRecipients())
{
CAmount nValue = rcp.amount;
const UniValue &uv = rv["outputs_fee"][rcp.address.toStdString().c_str()];
if (uv.isNum()) {
nValue = uv.get_int64();
}
// generate amount string with wallet name in case of multiwallet
QString amount = BitcoinUnits::formatHtmlWithUnit(model->getOptionsModel()->getDisplayUnit(), nValue);
if (model->isMultiwallet()) {
amount.append(tr(" from wallet '%1'").arg(GUIUtil::HtmlEscape(model->getWalletName())));
}
// generate monospace address string
QString address;
if (rcp.m_coldstake) {
address = "<span style='font-family: monospace;'>Spend: " + rcp.spend_address;
address.append("<br/>Stake: " + rcp.stake_address);
address.append("</span>");
} else {
address = "<span style='font-family: monospace;'>" + rcp.address;
address.append("</span>");
}
QString recipientElement;
{
if(rcp.label.length() > 0) // label with address
{
recipientElement.append(tr("%1 to '%2'").arg(amount, GUIUtil::HtmlEscape(rcp.label)));
recipientElement.append(QString(" (%1)").arg(address));
}
else // just address
{
recipientElement.append(tr("%1 to %2").arg(amount, address));
}
}
formatted.append(recipientElement);
}
if (model->wallet().privateKeysDisabled()) {
question_string.append(tr("Do you want to draft this transaction?"));
} else {
question_string.append(tr("Are you sure you want to send?"));
}
question_string.append("<br /><span style='font-size:10pt;'>");
if (model->wallet().privateKeysDisabled()) {
//question_string.append(tr("Please, review your transaction proposal. This will produce a Partially Signed Bitcoin Transaction (PSBT) which you can save or copy and then sign with e.g. an offline %1 wallet, or a PSBT-compatible hardware wallet.").arg(PACKAGE_NAME));
// TODO
question_string.append(tr("Private keys disabled."));
} else {
question_string.append(tr("Please, review your transaction."));
}
question_string.append("</span>");
question_string.append("<br/><br/><span style='font-size:10pt;'><b>" + sTypeFrom + "</b> to <b>" + sTypeTo + "</b>");
if (sTypeFrom.toLower() == "anon") {
question_string.append(QString(", %1 ring members, %2 %3 per proof.").arg(nRingSize).arg(nMaxInputs).arg(nMaxInputs == 1 ? "input" : "inputs"));
}
question_string.append("</span>%1");
if(txFee > 0)
{
// append fee string if a fee is required
question_string.append("<hr /><b>");
question_string.append(tr("Estimated Transaction fee"));
question_string.append("</b>");
// append transaction size
//question_string.append(" (" + QString::number((double)m_current_transaction->getTransactionSize() / 1000) + " kB): ");
question_string.append(" (" + QString::number((double)nBytes / 1000) + " kB): ");
// append transaction fee value
question_string.append("<span style='color:#aa0000; font-weight:bold;'>");
question_string.append(BitcoinUnits::formatHtmlWithUnit(model->getOptionsModel()->getDisplayUnit(), txFee));
question_string.append("</span><br />");
if (fSubbedFee)
question_string.append(tr("removed for transaction fee"));
else
question_string.append(tr("added as transaction fee"));
// append RBF message according to transaction's signalling
question_string.append("<span style='font-size:10pt; font-weight:normal;'>");
if (ui->optInRBF->isChecked()) {
question_string.append(tr("You can increase the fee later (signals Replace-By-Fee, BIP-125)."));
} else {
question_string.append(tr("Not signalling Replace-By-Fee, BIP-125."));
}
question_string.append("</span>");
}
// add total amount in all subdivision units
question_string.append("<hr />");
CAmount totalAmount = m_current_transaction->getTotalTransactionAmount();
if (!fSubbedFee)
totalAmount += txFee;
QStringList alternativeUnits;
for (const BitcoinUnits::Unit u : BitcoinUnits::availableUnits())
{
if(u != model->getOptionsModel()->getDisplayUnit())
alternativeUnits.append(BitcoinUnits::formatHtmlWithUnit(u, totalAmount));
}
question_string.append(QString("<b>%1</b>: <b>%2</b>").arg(tr("Total Amount"))
.arg(BitcoinUnits::formatHtmlWithUnit(model->getOptionsModel()->getDisplayUnit(), totalAmount)));
question_string.append(QString("<br /><span style='font-size:10pt; font-weight:normal;'>(=%1)</span>")
.arg(alternativeUnits.join(" " + tr("or") + " ")));
if (formatted.size() > 1) {
question_string = question_string.arg("");
informative_text = tr("To review recipient list click \"Show Details...\"");
detailed_text = formatted.join("\n\n");
} else {
question_string = question_string.arg("<br /><br />" + formatted.at(0));
}
if (fNeedHWDevice) {
question_string.append("<hr /><span><b>");
question_string.append(tr("Your hardware device must be connected to sign this txn."));
question_string.append("</b></span>");
}
return true;
}
void SendCoinsDialog::on_sendButton_clicked()
{
if(!model || !model->getOptionsModel())
return;
fNewRecipientAllowed = false;
WalletModel::UnlockContext ctx(model->requestUnlock());
if(!ctx.isValid()) {
// Unlock wallet was cancelled
fNewRecipientAllowed = true;
return;
}
QString question_string, informative_text, detailed_text, sCommand, sCoinControl;
if (!PrepareSendText(question_string, informative_text, detailed_text, sCommand, sCoinControl)) return;
assert(m_current_transaction);
const QString confirmation = model->wallet().privateKeysDisabled() ? tr("Confirm transaction proposal") : tr("Confirm send coins");
const QString confirmButtonText = model->wallet().privateKeysDisabled() ? tr("Create Unsigned") : tr("Send");
SendConfirmationDialog confirmationDialog(confirmation, question_string, informative_text, detailed_text, SEND_CONFIRM_DELAY, confirmButtonText, this);
confirmationDialog.exec();
QMessageBox::StandardButton retval = static_cast<QMessageBox::StandardButton>(confirmationDialog.result());
if(retval != QMessageBox::Yes)
{
fNewRecipientAllowed = true;
return;
}
WalletModel::SendCoinsReturn sendStatus = WalletModel::OK;
sCommand += " false";
sCommand += sCoinControl;
UniValue rv;
uint256 hashSent;
if (!model->tryCallRpc(sCommand, rv)) {
sendStatus = WalletModel::TransactionCreationFailed;
//bool send_failure = false;
//if (model->wallet().privateKeysDisabled()) {
//CMutableTransaction mtx = CMutableTransaction{*(currentTransaction.getWtx())};
//PartiallySignedTransaction psbtx(mtx);
//bool complete = false;
//const TransactionError err = model->wallet().fillPSBT(SIGHASH_ALL, false /* sign */, true /* bip32derivs */, psbtx, complete);
//assert(!complete);
//assert(err == TransactionError::OK);
//// Serialize the PSBT
//CDataStream ssTx(SER_NETWORK, PROTOCOL_VERSION);
//ssTx << psbtx;
//GUIUtil::setClipboard(EncodeBase64(ssTx.str()).c_str());
//Q_EMIT message(tr("PSBT copied"), "Copied to clipboard", CClientUIInterface::MSG_INFORMATION);
//} else {
hashSent.SetHex(rv.get_str());
}
/*
bool send_failure = false;
if (model->wallet().privateKeysDisabled()) {
CMutableTransaction mtx = CMutableTransaction{*(m_current_transaction->getWtx())};
PartiallySignedTransaction psbtx(mtx);
bool complete = false;
const TransactionError err = model->wallet().fillPSBT(SIGHASH_ALL, false // sign/ /, true // bip32derivs //, psbtx, complete, nullptr);
assert(!complete);
assert(err == TransactionError::OK);
// Serialize the PSBT
CDataStream ssTx(SER_NETWORK, PROTOCOL_VERSION);
ssTx << psbtx;
GUIUtil::setClipboard(EncodeBase64(ssTx.str()).c_str());
QMessageBox msgBox;
msgBox.setText("Unsigned Transaction");
msgBox.setInformativeText("The PSBT has been copied to the clipboard. You can also save it.");
msgBox.setStandardButtons(QMessageBox::Save | QMessageBox::Discard);
msgBox.setDefaultButton(QMessageBox::Discard);
switch (msgBox.exec()) {
case QMessageBox::Save: {
QString selectedFilter;
QString fileNameSuggestion = "";
bool first = true;
for (const SendCoinsRecipient &rcp : m_current_transaction->getRecipients()) {
if (!first) {
fileNameSuggestion.append(" - ");
}
QString labelOrAddress = rcp.label.isEmpty() ? rcp.address : rcp.label;
QString amount = BitcoinUnits::formatWithUnit(model->getOptionsModel()->getDisplayUnit(), rcp.amount);
fileNameSuggestion.append(labelOrAddress + "-" + amount);
first = false;
}
fileNameSuggestion.append(".psbt");
QString filename = GUIUtil::getSaveFileName(this,
tr("Save Transaction Data"), fileNameSuggestion,
tr("Partially Signed Transaction (Binary) (*.psbt)"), &selectedFilter);
if (filename.isEmpty()) {
return;
}
std::ofstream out(filename.toLocal8Bit().data(), std::ofstream::out | std::ofstream::binary);
out << ssTx.str();
out.close();
Q_EMIT message(tr("PSBT saved"), "PSBT saved to disk", CClientUIInterface::MSG_INFORMATION);
break;
}
case QMessageBox::Discard:
break;
default:
assert(false);
}
} else {
// now send the prepared transaction
WalletModel::SendCoinsReturn sendStatus = model->sendCoins(*m_current_transaction);
// process sendStatus and on error generate message shown to user
processSendCoinsReturn(sendStatus);
*/
// Update Addressbook
for (const auto &rcp : m_current_transaction->getRecipients()) {
if (rcp.m_coldstake) {
continue;
}
sCommand = "manageaddressbook newsend ";
sCommand += rcp.address;
QString strLabel = rcp.label;
sCommand += strLabel.isEmpty() ? " \"\"" : (" \"" + strLabel + "\"");
sCommand += " send";
model->tryCallRpc(sCommand, rv);
}
processSendCoinsReturn(sendStatus);
if (sendStatus.status == WalletModel::OK) {
accept();
m_coin_control->UnSelectAll();
coinControlUpdateLabels();
//Q_EMIT coinsSent(currentTransaction.getWtx()->GetHash());
Q_EMIT coinsSent(hashSent);
//bool send_failure = false;
//if (model->privateKeysDisabled()) {
//CMutableTransaction mtx = CMutableTransaction{*(currentTransaction.getWtx())};
//PartiallySignedTransaction psbtx(mtx);
//bool complete = false;
//const TransactionError err = model->wallet().fillPSBT(psbtx, complete, SIGHASH_ALL, false /* sign */, true /* bip32derivs */);
//assert(!complete);
//assert(err == TransactionError::OK);
//// Serialize the PSBT
//CDataStream ssTx(SER_NETWORK, PROTOCOL_VERSION);
//ssTx << psbtx;
//GUIUtil::setClipboard(EncodeBase64(ssTx.str()).c_str());
//Q_EMIT message(tr("PSBT copied"), "Copied to clipboard", CClientUIInterface::MSG_INFORMATION);
//}
}
fNewRecipientAllowed = true;
m_current_transaction.reset();
}
void SendCoinsDialog::clear()
{
m_current_transaction.reset();
// Clear coin control settings
m_coin_control->UnSelectAll();
ui->checkBoxCoinControlChange->setChecked(false);
ui->lineEditCoinControlChange->clear();
coinControlUpdateLabels();
// Remove entries until only one left
while(ui->entries->count())
{
ui->entries->takeAt(0)->widget()->deleteLater();
}
ui->cbxTypeFrom->setCurrentIndex(ui->cbxTypeFrom->findText("Ghost"));
ui->cbxTypeTo->setCurrentIndex(ui->cbxTypeTo->findText("Ghost"));
addEntry();
updateTabsAndLabels();
}
void SendCoinsDialog::reject()
{
clear();
}
void SendCoinsDialog::accept()
{
clear();
}
SendCoinsEntry *SendCoinsDialog::addEntry()
{
SendCoinsEntry *entry = new SendCoinsEntry(platformStyle, this);
entry->setModel(model);
ui->entries->addWidget(entry);
connect(entry, &SendCoinsEntry::removeEntry, this, &SendCoinsDialog::removeEntry);
connect(entry, &SendCoinsEntry::useAvailableBalance, this, &SendCoinsDialog::useAvailableBalance);
connect(entry, &SendCoinsEntry::payAmountChanged, this, &SendCoinsDialog::coinControlUpdateLabels);
connect(entry, &SendCoinsEntry::subtractFeeFromAmountChanged, this, &SendCoinsDialog::coinControlUpdateLabels);
// Focus the field, so that entry can start immediately
entry->clear();
entry->setFocus();
ui->scrollAreaWidgetContents->resize(ui->scrollAreaWidgetContents->sizeHint());
qApp->processEvents();
QScrollBar* bar = ui->scrollArea->verticalScrollBar();
if(bar)
bar->setSliderPosition(bar->maximum());
updateTabsAndLabels();
return entry;
}
SendCoinsEntry *SendCoinsDialog::addEntryCS()
{
if (ui->entries->count() == 1) {
SendCoinsEntry *entry = qobject_cast<SendCoinsEntry*>(ui->entries->itemAt(0)->widget());
if (entry->isClear() && !entry->m_coldstake) {
ui->entries->takeAt(0)->widget()->deleteLater();
}
}
SendCoinsEntry *entry = new SendCoinsEntry(platformStyle, this, true);
entry->setModel(model);
ui->entries->addWidget(entry);
connect(entry, &SendCoinsEntry::removeEntry, this, &SendCoinsDialog::removeEntry);
connect(entry, &SendCoinsEntry::useAvailableBalance, this, &SendCoinsDialog::useAvailableBalance);
connect(entry, &SendCoinsEntry::payAmountChanged, this, &SendCoinsDialog::coinControlUpdateLabels);
connect(entry, &SendCoinsEntry::subtractFeeFromAmountChanged, this, &SendCoinsDialog::coinControlUpdateLabels);
// Focus the field, so that entry can start immediately
entry->clear();
entry->setFocus();
ui->scrollAreaWidgetContents->resize(ui->scrollAreaWidgetContents->sizeHint());
qApp->processEvents();
QScrollBar* bar = ui->scrollArea->verticalScrollBar();
if(bar)
bar->setSliderPosition(bar->maximum());
updateTabsAndLabels();
return entry;
}
void SendCoinsDialog::updateTabsAndLabels()
{
setupTabChain(nullptr);
coinControlUpdateLabels();
}
void SendCoinsDialog::removeEntry(SendCoinsEntry* entry)
{
entry->hide();
// If the last entry is about to be removed add an empty one
if (ui->entries->count() == 1)
addEntry();
entry->deleteLater();
updateTabsAndLabels();
}
QWidget *SendCoinsDialog::setupTabChain(QWidget *prev)
{
for(int i = 0; i < ui->entries->count(); ++i)
{
SendCoinsEntry *entry = qobject_cast<SendCoinsEntry*>(ui->entries->itemAt(i)->widget());
if(entry)
{
prev = entry->setupTabChain(prev);
}
}
QWidget::setTabOrder(prev, ui->sendButton);
QWidget::setTabOrder(ui->sendButton, ui->clearButton);
QWidget::setTabOrder(ui->clearButton, ui->addButton);
return ui->addButton;
}
void SendCoinsDialog::setAddress(const QString &address)
{
SendCoinsEntry *entry = nullptr;
// Replace the first entry if it is still unused
if(ui->entries->count() == 1)
{
SendCoinsEntry *first = qobject_cast<SendCoinsEntry*>(ui->entries->itemAt(0)->widget());
if(first->isClear())
{
entry = first;
}
}
if(!entry)
{
entry = addEntry();
}
entry->setAddress(address);
}
void SendCoinsDialog::pasteEntry(const SendCoinsRecipient &rv)
{
if(!fNewRecipientAllowed)
return;
SendCoinsEntry *entry = nullptr;
// Replace the first entry if it is still unused
if(ui->entries->count() == 1)
{
SendCoinsEntry *first = qobject_cast<SendCoinsEntry*>(ui->entries->itemAt(0)->widget());
if(first->isClear())
{
entry = first;
}
}
if(!entry)
{
entry = addEntry();
}
entry->setValue(rv);
updateTabsAndLabels();
}
bool SendCoinsDialog::handlePaymentRequest(const SendCoinsRecipient &rv)
{
// Just paste the entry, all pre-checks
// are done in paymentserver.cpp.
pasteEntry(rv);
return true;
}
void SendCoinsDialog::setBalance(const interfaces::WalletBalances& balances)
{
if(model && model->getOptionsModel())
{
CAmount balance = balances.balance;
if (model->wallet().privateKeysDisabled()) {
balance = balances.watch_only_balance;
ui->labelBalanceName->setText(tr("Watch-only balance:"));
}
QString sBalance = BitcoinUnits::formatWithUnit(model->getOptionsModel()->getDisplayUnit(), balance);
if (balances.balanceBlind > 0)
sBalance += "\n" + BitcoinUnits::formatWithUnit(model->getOptionsModel()->getDisplayUnit(), balances.balanceBlind) + " B";
if (balances.balanceAnon > 0)
sBalance += "\n" + BitcoinUnits::formatWithUnit(model->getOptionsModel()->getDisplayUnit(), balances.balanceAnon) + " A";
ui->labelBalance->setText(sBalance);
}
}
void SendCoinsDialog::updateDisplayUnit()
{
setBalance(model->wallet().getBalances());
ui->customFee->setDisplayUnit(model->getOptionsModel()->getDisplayUnit());
updateSmartFeeLabel();
}
void SendCoinsDialog::processSendCoinsReturn(const WalletModel::SendCoinsReturn &sendCoinsReturn, const QString &msgArg)
{
QPair<QString, CClientUIInterface::MessageBoxFlags> msgParams;
// Default to a warning message, override if error message is needed
msgParams.second = CClientUIInterface::MSG_WARNING;
// This comment is specific to SendCoinsDialog usage of WalletModel::SendCoinsReturn.
// All status values are used only in WalletModel::prepareTransaction()
switch(sendCoinsReturn.status)
{
case WalletModel::InvalidAddress:
msgParams.first = tr("The recipient address is not valid. Please recheck.");
break;
case WalletModel::InvalidAmount:
msgParams.first = tr("The amount to pay must be larger than 0.");
break;
case WalletModel::AmountExceedsBalance:
msgParams.first = tr("The amount exceeds your balance.");
break;
case WalletModel::AmountWithFeeExceedsBalance:
msgParams.first = tr("The total exceeds your balance when the %1 transaction fee is included.").arg(msgArg);
break;
case WalletModel::DuplicateAddress:
msgParams.first = tr("Duplicate address found: addresses should only be used once each.");
break;
case WalletModel::TransactionCreationFailed:
msgParams.first = tr("Transaction creation failed!");
msgParams.second = CClientUIInterface::MSG_ERROR;
break;
case WalletModel::AbsurdFee:
msgParams.first = tr("A fee higher than %1 is considered an absurdly high fee.").arg(BitcoinUnits::formatWithUnit(model->getOptionsModel()->getDisplayUnit(), model->wallet().getDefaultMaxTxFee()));
break;
case WalletModel::PaymentRequestExpired:
msgParams.first = tr("Payment request expired.");
msgParams.second = CClientUIInterface::MSG_ERROR;
break;
// included to prevent a compiler warning.
case WalletModel::OK:
default:
return;
}
Q_EMIT message(tr("Send Coins"), msgParams.first, msgParams.second);
}
void SendCoinsDialog::minimizeFeeSection(bool fMinimize)
{
ui->labelFeeMinimized->setVisible(fMinimize);
ui->buttonChooseFee ->setVisible(fMinimize);
ui->buttonMinimizeFee->setVisible(!fMinimize);
ui->frameFeeSelection->setVisible(!fMinimize);
ui->horizontalLayoutSmartFee->setContentsMargins(0, (fMinimize ? 0 : 6), 0, 0);
fFeeMinimized = fMinimize;
}
void SendCoinsDialog::on_buttonChooseFee_clicked()
{
minimizeFeeSection(false);
}
void SendCoinsDialog::on_buttonMinimizeFee_clicked()
{
updateFeeMinimizedLabel();
minimizeFeeSection(true);
}
void SendCoinsDialog::useAvailableBalance(SendCoinsEntry* entry)
{
QString sTypeFrom = ui->cbxTypeFrom->currentText().toLower();
// Include watch-only for wallets without private key
m_coin_control->fAllowWatchOnly = model->wallet().privateKeysDisabled();
// Calculate available amount to send.
CAmount amount =
sTypeFrom == "anon" ? model->wallet().getAvailableAnonBalance(*m_coin_control) :
sTypeFrom == "blind" ? model->wallet().getAvailableBlindBalance(*m_coin_control) :
model->wallet().getAvailableBalance(*m_coin_control);
for (int i = 0; i < ui->entries->count(); ++i) {
SendCoinsEntry* e = qobject_cast<SendCoinsEntry*>(ui->entries->itemAt(i)->widget());
if (e && !e->isHidden() && e != entry) {
amount -= e->getValue().amount;
}
}
if (amount > 0) {
entry->checkSubtractFeeFromAmount();
entry->setAmount(amount);
} else {
entry->setAmount(0);
}
}
void SendCoinsDialog::updateFeeSectionControls()
{
ui->confTargetSelector ->setEnabled(ui->radioSmartFee->isChecked());
ui->labelSmartFee ->setEnabled(ui->radioSmartFee->isChecked());
ui->labelSmartFee2 ->setEnabled(ui->radioSmartFee->isChecked());
ui->labelSmartFee3 ->setEnabled(ui->radioSmartFee->isChecked());
ui->labelFeeEstimation ->setEnabled(ui->radioSmartFee->isChecked());
ui->labelCustomFeeWarning ->setEnabled(ui->radioCustomFee->isChecked());
ui->labelCustomPerKilobyte ->setEnabled(ui->radioCustomFee->isChecked());
ui->customFee ->setEnabled(ui->radioCustomFee->isChecked());
}
void SendCoinsDialog::updateFeeMinimizedLabel()
{
if(!model || !model->getOptionsModel())
return;
if (ui->radioSmartFee->isChecked())
ui->labelFeeMinimized->setText(ui->labelSmartFee->text());
else {
ui->labelFeeMinimized->setText(BitcoinUnits::formatWithUnit(model->getOptionsModel()->getDisplayUnit(), ui->customFee->value()) + "/kB");
}
}